/Engine/Source/Runtime/Slate/Public/Framework/Application/SWindowTitleBar.h
Creates the title bar's content.
The content widget.
[TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [SWidget](API\Runtime\SlateCore\Widgets\SWidget) > MakeTitleBarContent ( [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [SWidget](API\Runtime\SlateCore\Widgets\SWidget) > CenterContent, EHorizontalAlignment CenterContentAlignment )